37 lines
1.9 KiB
JavaScript
37 lines
1.9 KiB
JavaScript
import { fillLazyItemsTillLeafWithHead } from './fill-lazy-items-till-leaf-with-head';
|
|
import { fillCacheWithNewSubTreeData } from './fill-cache-with-new-subtree-data';
|
|
export function applyFlightData(navigatedAt, existingCache, cache, flightData, prefetchEntry) {
|
|
// The one before last item is the router state tree patch
|
|
const { tree: treePatch, seedData, head, isRootRender } = flightData;
|
|
// Handles case where prefetch only returns the router tree patch without rendered components.
|
|
if (seedData === null) {
|
|
return false;
|
|
}
|
|
if (isRootRender) {
|
|
const rsc = seedData[1];
|
|
const loading = seedData[3];
|
|
cache.loading = loading;
|
|
cache.rsc = rsc;
|
|
// This is a PPR-only field. When PPR is enabled, we shouldn't hit
|
|
// this path during a navigation, but until PPR is fully implemented
|
|
// yet it's possible the existing node does have a non-null
|
|
// `prefetchRsc`. As an incremental step, we'll just de-opt to the
|
|
// old behavior — no PPR value.
|
|
cache.prefetchRsc = null;
|
|
fillLazyItemsTillLeafWithHead(navigatedAt, cache, existingCache, treePatch, seedData, head, prefetchEntry);
|
|
} else {
|
|
// Copy rsc for the root node of the cache.
|
|
cache.rsc = existingCache.rsc;
|
|
// This is a PPR-only field. Unlike the previous branch, since we're
|
|
// just cloning the existing cache node, we might as well keep the
|
|
// PPR value, if it exists.
|
|
cache.prefetchRsc = existingCache.prefetchRsc;
|
|
cache.parallelRoutes = new Map(existingCache.parallelRoutes);
|
|
cache.loading = existingCache.loading;
|
|
// Create a copy of the existing cache with the rsc applied.
|
|
fillCacheWithNewSubTreeData(navigatedAt, cache, existingCache, flightData, prefetchEntry);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
//# sourceMappingURL=apply-flight-data.js.map
|